Exposure
ID
GRAVI.2023-04-20T04:41:32.925_1
Header ID
GRAVI.2023-04-20T04:41:32.925
Date updated
2023-04-20 04:55:41 UTC+0000
Release date
2024-04-20 04:55:40 UTC+0000
UTC Start
2023-04-20 04:41:32.925
UTC End
2023-04-20 04:45:32.925
MJD Start
60054.19551997
MJD End
60054.19829774778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0033994999999999997
Ambient temperature (°C)
14.84
Seeing (arcsec)
1.085
Observation
ID
55025
Category
science
Program ID
111.24N4.001
Program Title
HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART III
Program Type
Normal
PI / COI
GALLENNE/ PIETRZYNSKI/ KERVELLA/ MÉRAND/ GIEREN/ GRACZYK
Target
ID
40775
Name
3_Boo
RA
206.680407
DEC
25.70193
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 68.2990 68.2460 270.6000 270.1000
K0-D0 93.3080 93.6650 257.2000 256.8000
K0-J3 40.8640 40.4540 321.6230 321.8940
G2-D0 31.1650 31.4690 226.7000 226.8000
G2-J3 53.1660 53.6570 53.8480 53.7720
D0-J3 84.1780 84.9790 51.2160 51.1910
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 111.24N4.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60054.19551997
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME 3-Boo
HIERARCH ESO INS SOBJ NAME 3_Boo
RA 206.680407
DEC 25.70193
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 68.299
HIERARCH ESO ISS PBL12 END 68.246
HIERARCH ESO ISS PBLA12 START 270.6
HIERARCH ESO ISS PBLA12 END 270.1
HIERARCH ESO ISS PBL13 START 93.308
HIERARCH ESO ISS PBL13 END 93.665
HIERARCH ESO ISS PBLA13 START 257.2
HIERARCH ESO ISS PBLA13 END 256.8
HIERARCH ESO ISS PBL14 START 40.864
HIERARCH ESO ISS PBL14 END 40.454
HIERARCH ESO ISS PBLA14 START 321.623
HIERARCH ESO ISS PBLA14 END 321.894
HIERARCH ESO ISS PBL23 START 31.165
HIERARCH ESO ISS PBL23 END 31.469
HIERARCH ESO ISS PBLA23 START 226.7
HIERARCH ESO ISS PBLA23 END 226.8
HIERARCH ESO ISS PBL24 START 53.166
HIERARCH ESO ISS PBL24 END 53.657
HIERARCH ESO ISS PBLA24 START 53.848
HIERARCH ESO ISS PBLA24 END 53.772
HIERARCH ESO ISS PBL34 START 84.178
HIERARCH ESO ISS PBL34 END 84.979
HIERARCH ESO ISS PBLA34 START 51.216
HIERARCH ESO ISS PBLA34 END 51.191
HIERARCH ESO ISS AMBI TAU0 START 0.003438
HIERARCH ESO ISS AMBI TAU0 END 0.003361
HIERARCH ESO ISS AMBI TEMP 14.84
HIERARCH ESO ISS AMBI FWHM START 1.06
HIERARCH ESO ISS AMBI FWHM END 1.11